/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */

import java.io.IOException;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import com.google.gdata.client.docs.*;
import com.google.gdata.util.*;

import java.net.URL;
import javax.servlet.http.Cookie;

/**
 *
 * @author Flaviano
 */
public class delete extends HttpServlet {

    DocsService client = new DocsService("yourCo-yourAppName-v1");
    Cookie cookieToken = null;

    /** 
     * Processes requests for both HTTP <code>GET</code> and <code>POST</code> methods.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        response.setContentType("text/html;charset=UTF-8");
        

        //le os Cookies do usuario verificando se ha token de segurança
        String cookieName = "cookieToken";//nome do cookie
        //quando não existe cookies associados, o método getCookies() retorna um valor null
        Cookie listaPossiveisCookies[] = request.getCookies();//lista de cookie
        if (listaPossiveisCookies != null) {
            int numCookies = listaPossiveisCookies.length;
            for (int i = 0; i < numCookies; ++i) {
                if (listaPossiveisCookies[i].getName().equals(cookieName)) { //procura pelo cookie
                    cookieToken = listaPossiveisCookies[i];
                    break;
                }
            }
        }
        client.setAuthSubToken(cookieToken.getValue());
        try {
            client.delete(new URL("http://docs.google.com/feeds/default/private/full/"+request.getParameter("id")), "*");
        } catch (ServiceException ex) {
            Logger.getLogger(delete.class.getName()).log(Level.SEVERE, null, ex);
        }

    }


    // <editor-fold defaultstate="collapsed" desc="Métodos HttpServlet. Clique no sinal de + à esquerda para editar o código.">
    /** 
     * Handles the HTTP <code>GET</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
     * Handles the HTTP <code>POST</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
     * Returns a short description of the servlet.
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>
}
